0:06Skip to 0 minutes and 6 secondsGARY WILLS: This week we're going to look at data security and how to store data securely on the application. Most applications also want to store data externally. And for that reason, we're going to teach you how to make a secure connection to an external service. We will also give you some code. The code will show you the common vulnerabilities and mistakes that people make when making these secure connections, either externally or on the device.

Welcome to week 4

In this short video, Dr Gary Wills, introduces you to the topics that we will be covering with you this week.